[class^='icon-'] {
  background: url(../images/sprites.png) no-repeat;
  background-size: 200px 200px;
}
.box {
  width: 100%;
  max-width: 640px;
  min-width: 300px;
  height: 1500px;
  margin: 0 auto;
}
/*头部*/
.header {
  width: 100%;
  position: fixed;
  left: 0;
  top: 0;
  z-index: 9999;
}
.header .header-in {
  width: 100%;
  max-width: 640px;
  min-width: 300px;
  background-color: rgba(201, 21, 35, 0);
  margin: 0 auto;
  padding-left: 75px;
  padding-right: 50px;
  position: relative;
}
.header .header-in .icon-logo {
  position: absolute;
  width: 60px;
  height: 60px;
  top: 2px;
  left: 10px;
  background-position: 0 -103px;
}
.header .header-in form {
  width: 100%;
  height: 40px;
  padding-top: 5px;
  position: relative;
}
.header .header-in form .icon-sou {
  position: absolute;
  width: 20px;
  height: 20px;
  left: 5px;
  top: 10px;
  background-position: -60px -109px;
}
.header .header-in form input {
  width: 100%;
  height: 30px;
  border-radius: 15px;
  padding-left: 30px;
}
.header .header-in .dengLu {
  position: absolute;
  top: 0;
  right: 0;
  width: 50px;
  height: 40px;
  color: #ccc;
  text-align: center;
  line-height: 40px;
}
/*banner*/
.banner {
  width: 100%;
  overflow: hidden;
  position: relative;
  /*图片*/
  /*小圆点*/
}
.banner ul {
  width: 1000%;
  transform: translateX(-10%);
}
.banner ul li {
  float: left;
  width: 10%;
}
.banner ul li img {
  width: 100%;
  display: block;
}
.banner ol {
  position: absolute;
  left: 50%;
  bottom: 15px;
  transform: translate(-50%);
}
.banner ol li {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  margin-right: 8px;
  border: 1px solid #fff;
  float: left;
}
.banner ol .current {
  background-color: #fff;
  width: 8px;
  height: 8px;
}
/*nav*/
.nav {
  padding: 10px 0;
  background-color: #fff;
  border-bottom: 1px solid #ccc;
}
.nav li {
  width: 25%;
  float: left;
  text-align: center;
}
.nav li img {
  width: 50px;
}
.nav li p {
  margin: 10px 0;
}
/*商品*/
.jd-section {
  padding: 10px;
  /*第一栏*/
}
.jd-section .section {
  background-color: #fff;
  margin-top: 20px;
  box-shadow: 0 05px 1px #ccc;
  display: block;
  /*第二栏*/
}
.jd-section .section .section-top {
  border-bottom: none;
  padding: 8px 8px 0 8px;
}
.jd-section .section .section-top .sk {
  width: 16px;
  height: 20px;
  background: url(../images/seckill-icon.png) no-repeat;
  background-size: 16px 20px;
}
.jd-section .section .section-top .sb {
  margin-left: 10px;
  margin-right: 10px;
}
.jd-section .section .section-top .shijian {
  padding-top: 2px;
}
.jd-section .section .section-top .shijian span:nth-child(n) {
  float: left;
  width: 15px;
  height: 15px;
  line-height: 15px;
  background-color: #000;
  color: #fff;
  margin-right: 5px;
  text-align: center;
}
.jd-section .section .section-top .shijian span:nth-child(3n) {
  background-color: #fff;
  color: #000;
  width: 8px;
  height: 15px;
  line-height: 15px;
  text-align: center;
}
.jd-section .section .section-top a {
  width: 40px;
}
.jd-section .section .section-bottom {
  padding-bottom: 10px;
}
.jd-section .section .section-bottom li {
  float: left;
  width: 33.33%;
  text-align: center;
}
.jd-section .section .section-bottom li a {
  display: block;
  width: 100%;
}
.jd-section .section .section-bottom li a img {
  width: 64%;
  display: inline-block;
}
.jd-section .section .section-bottom li p:nth-child(2) {
  color: red;
}
.jd-section .section .section-bottom li p:nth-child(3) {
  text-decoration: line-through;
}
.jd-section .section .title {
  height: 32px;
  border-bottom: 1px solid #ccc;
}
.jd-section .section .title h3 {
  line-height: 32px;
  font-weight: normal;
  font-size: 14px;
  padding-left: 20px;
  position: relative;
}
.jd-section .section .title h3::before {
  content: '';
  position: absolute;
  width: 3px;
  height: 15px;
  background-color: #d8505c;
  left: 9px;
  top: 7px;
}
.jd-section .section a {
  width: 50%;
}
.jd-section .section a img {
  display: block;
  width: 100%;
}
/*底部*/
.footer {
  position: fixed;
  left: 0;
  bottom: 0;
  width: 100%;
  background-color: #fff;
  height: 44px;
}
.footer li {
  float: left;
  width: 25%;
}
.footer li a {
  display: block;
  height: 44px;
}
.footer li a img {
  width: 57px;
  height: 44px;
  display: block;
  margin: 0 auto;
}
